+++ /dev/null
-/*
- LUFA Library
- Copyright (C) Dean Camera, 2011.
-
- dean [at] fourwalledcubicle [dot] com
- www.lufa-lib.org
-*/
-
-/*
- Copyright 2011 Dean Camera (dean [at] fourwalledcubicle [dot] com)
-
- Permission to use, copy, modify, distribute, and sell this
- software and its documentation for any purpose is hereby granted
- without fee, provided that the above copyright notice appear in
- all copies and that both that the copyright notice and this
- permission notice and warranty disclaimer appear in supporting
- documentation, and that the name of the author not be used in
- advertising or publicity pertaining to distribution of the
- software without specific, written prior permission.
-
- The author disclaim all warranties with regard to this
- software, including all implied warranties of merchantability
- and fitness. In no event shall the author be liable for any
- special, indirect or consequential damages or any damages
- whatsoever resulting from loss of use, data or profits, whether
- in an action of contract, negligence or other tortious action,
- arising out of or in connection with the use or performance of
- this software.
-*/
-
-#define __INCLUDE_FROM_USB_DRIVER
-#include "USBInterrupt.h"
-
-void USB_INT_DisableAllInterrupts(void)
-{
- #if defined(USB_SERIES_6_AVR) || defined(USB_SERIES_7_AVR)
- USBCON &= ~((1 << VBUSTE) | (1 << IDTE));
- #elif defined(USB_SERIES_4_AVR)
- USBCON &= ~(1 << VBUSTE);
- #endif
-
- #if defined(USB_CAN_BE_BOTH)
- OTGIEN = 0;
- #endif
-
- #if defined(USB_CAN_BE_HOST)
- UHIEN = 0;
- #endif
-
- #if defined(USB_CAN_BE_DEVICE)
- UDIEN = 0;
- #endif
-}
-
-void USB_INT_ClearAllInterrupts(void)
-{
- #if defined(USB_SERIES_4_AVR) || defined(USB_SERIES_6_AVR) || defined(USB_SERIES_7_AVR)
- USBINT = 0;
- #endif
-
- #if defined(USB_CAN_BE_BOTH)
- OTGINT = 0;
- #endif
-
- #if defined(USB_CAN_BE_HOST)
- UHINT = 0;
- #endif
-
- #if defined(USB_CAN_BE_DEVICE)
- UDINT = 0;
- #endif
-}
-
-ISR(USB_GEN_vect, ISR_BLOCK)
-{
- #if defined(USB_CAN_BE_DEVICE)
- #if !defined(NO_SOF_EVENTS)
- if (USB_INT_HasOccurred(USB_INT_SOFI) && USB_INT_IsEnabled(USB_INT_SOFI))
- {
- USB_INT_Clear(USB_INT_SOFI);
-
- EVENT_USB_Device_StartOfFrame();
- }
- #endif
-
- #if defined(USB_SERIES_4_AVR) || defined(USB_SERIES_6_AVR) || defined(USB_SERIES_7_AVR)
- if (USB_INT_HasOccurred(USB_INT_VBUS) && USB_INT_IsEnabled(USB_INT_VBUS))
- {
- USB_INT_Clear(USB_INT_VBUS);
-
- if (USB_VBUS_GetStatus())
- {
- USB_DeviceState = DEVICE_STATE_Powered;
- EVENT_USB_Device_Connect();
- }
- else
- {
- USB_DeviceState = DEVICE_STATE_Unattached;
- EVENT_USB_Device_Disconnect();
- }
- }
- #endif
-
- if (USB_INT_HasOccurred(USB_INT_SUSPI) && USB_INT_IsEnabled(USB_INT_SUSPI))
- {
- USB_INT_Clear(USB_INT_SUSPI);
-
- USB_INT_Disable(USB_INT_SUSPI);
- USB_INT_Enable(USB_INT_WAKEUPI);
-
- USB_CLK_Freeze();
-
- if (!(USB_Options & USB_OPT_MANUAL_PLL))
- USB_PLL_Off();
-
- #if defined(USB_SERIES_2_AVR) && !defined(NO_LIMITED_CONTROLLER_CONNECT)
- USB_DeviceState = DEVICE_STATE_Unattached;
- EVENT_USB_Device_Disconnect();
- #else
- USB_DeviceState = DEVICE_STATE_Suspended;
- EVENT_USB_Device_Suspend();
- #endif
- }
-
- if (USB_INT_HasOccurred(USB_INT_WAKEUPI) && USB_INT_IsEnabled(USB_INT_WAKEUPI))
- {
- if (!(USB_Options & USB_OPT_MANUAL_PLL))
- {
- USB_PLL_On();
- while (!(USB_PLL_IsReady()));
- }
-
- USB_CLK_Unfreeze();
-
- USB_INT_Clear(USB_INT_WAKEUPI);
-
- USB_INT_Disable(USB_INT_WAKEUPI);
- USB_INT_Enable(USB_INT_SUSPI);
-
- if (USB_ConfigurationNumber)
- USB_DeviceState = DEVICE_STATE_Configured;
- else
- USB_DeviceState = (USB_Device_IsAddressSet()) ? DEVICE_STATE_Configured : DEVICE_STATE_Powered;
-
- #if defined(USB_SERIES_2_AVR) && !defined(NO_LIMITED_CONTROLLER_CONNECT)
- EVENT_USB_Device_Connect();
- #else
- EVENT_USB_Device_WakeUp();
- #endif
- }
-
- if (USB_INT_HasOccurred(USB_INT_EORSTI) && USB_INT_IsEnabled(USB_INT_EORSTI))
- {
- USB_INT_Clear(USB_INT_EORSTI);
-
- USB_DeviceState = DEVICE_STATE_Default;
- USB_ConfigurationNumber = 0;
-
- USB_INT_Clear(USB_INT_SUSPI);
- USB_INT_Disable(USB_INT_SUSPI);
- USB_INT_Enable(USB_INT_WAKEUPI);
-
- Endpoint_ConfigureEndpoint(ENDPOINT_CONTROLEP, EP_TYPE_CONTROL,
- ENDPOINT_DIR_OUT, USB_ControlEndpointSize,
- ENDPOINT_BANK_SINGLE);
-
- #if defined(INTERRUPT_CONTROL_ENDPOINT)
- USB_INT_Enable(USB_INT_RXSTPI);
- #endif
-
- EVENT_USB_Device_Reset();
- }
- #endif
-
- #if defined(USB_CAN_BE_HOST)
- #if !defined(NO_SOF_EVENTS)
- if (USB_INT_HasOccurred(USB_INT_HSOFI) && USB_INT_IsEnabled(USB_INT_HSOFI))
- {
- USB_INT_Clear(USB_INT_HSOFI);
-
- EVENT_USB_Host_StartOfFrame();
- }
- #endif
-
- if (USB_INT_HasOccurred(USB_INT_DDISCI) && USB_INT_IsEnabled(USB_INT_DDISCI))
- {
- USB_INT_Clear(USB_INT_DDISCI);
- USB_INT_Clear(USB_INT_DCONNI);
- USB_INT_Disable(USB_INT_DDISCI);
-
- EVENT_USB_Host_DeviceUnattached();
-
- USB_ResetInterface();
- }
-
- if (USB_INT_HasOccurred(USB_INT_VBERRI) && USB_INT_IsEnabled(USB_INT_VBERRI))
- {
- USB_INT_Clear(USB_INT_VBERRI);
-
- USB_Host_VBUS_Manual_Off();
- USB_Host_VBUS_Auto_Off();
-
- EVENT_USB_Host_HostError(HOST_ERROR_VBusVoltageDip);
- EVENT_USB_Host_DeviceUnattached();
-
- USB_HostState = HOST_STATE_Unattached;
- }
-
- if (USB_INT_HasOccurred(USB_INT_SRPI) && USB_INT_IsEnabled(USB_INT_SRPI))
- {
- USB_INT_Clear(USB_INT_SRPI);
- USB_INT_Disable(USB_INT_SRPI);
-
- EVENT_USB_Host_DeviceAttached();
-
- USB_INT_Enable(USB_INT_DDISCI);
-
- USB_HostState = HOST_STATE_Powered;
- }
-
- if (USB_INT_HasOccurred(USB_INT_BCERRI) && USB_INT_IsEnabled(USB_INT_BCERRI))
- {
- USB_INT_Clear(USB_INT_BCERRI);
-
- EVENT_USB_Host_DeviceEnumerationFailed(HOST_ENUMERROR_NoDeviceDetected, 0);
- EVENT_USB_Host_DeviceUnattached();
-
- USB_ResetInterface();
- }
- #endif
-
- #if defined(USB_CAN_BE_BOTH)
- if (USB_INT_HasOccurred(USB_INT_IDTI) && USB_INT_IsEnabled(USB_INT_IDTI))
- {
- USB_INT_Clear(USB_INT_IDTI);
-
- if (USB_DeviceState != DEVICE_STATE_Unattached)
- EVENT_USB_Device_Disconnect();
-
- if (USB_HostState != HOST_STATE_Unattached)
- EVENT_USB_Host_DeviceUnattached();
-
- USB_CurrentMode = USB_GetUSBModeFromUID();
- USB_ResetInterface();
-
- EVENT_USB_UIDChange();
- }
- #endif
-}
-
-#if defined(INTERRUPT_CONTROL_ENDPOINT) && defined(USB_CAN_BE_DEVICE)
-ISR(USB_COM_vect, ISR_BLOCK)
-{
- uint8_t PrevSelectedEndpoint = Endpoint_GetCurrentEndpoint();
-
- Endpoint_SelectEndpoint(ENDPOINT_CONTROLEP);
- USB_INT_Disable(USB_INT_RXSTPI);
-
- NONATOMIC_BLOCK(NONATOMIC_FORCEOFF)
- {
- USB_Device_ProcessControlRequest();
- }
-
- Endpoint_SelectEndpoint(ENDPOINT_CONTROLEP);
- USB_INT_Enable(USB_INT_RXSTPI);
- Endpoint_SelectEndpoint(PrevSelectedEndpoint);
-}
-#endif
-
projects / pub / lufa.git / blobdiff